Select all that apply Identify the true statements about drug testing as a contingent assessment method. (Check all that apply.) Multiple select question. A reason why drug testing has reduced is because traditional (urine-based) drug tests do not catch many people. According to a survey by the Society for Human Resource Management, drug testing was less likely in firms that employ more than 2,500 employees. The main types of tests for preemployment screening include the analysis of hair, urine, or blood. In 1996, drug testing declined drastically and only 10% of employers screened workers and finalists